The DRH20E from RFSpin is a Double Ridged Horn Antenna that operates from 1.6 to 20 GHz. The antenna can handle CW power of 50 W and pulsed power of 100 W. It has a VSWR of less than 1.5:1. The antenna measures 104 x 122.7 x 78.7 mm and is available with a 50 ohm SMA Female connector.